Nissan Sentra Service Manual: U1010 Control unit (CAN)
Description
Initial diagnosis of ABS actuator and electric unit (control unit)
DTC Logic
DTC DETECTION LOGIC
| DTC | Items (CONSULT screen terms) | DTC detection condition | Possible cause |
| U1010 | CONTROL UNIT (CAN) | When detecting error during the initial diagnosis of CAN controller of ABS actuator and electric unit (control unit). | ABS actuator and electric unit (control unit) |
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF-DIAGNOSIS
With CONSULT.
-
Turn ignition switch ON.
-
Perform self diagnostic result.
Is DTC U1010 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-89, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.REPLACE ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
>> Inspection End.
U1002 System comm (CAN)
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
U1002
SYSTEM COMM(CAN)
When ABS actuator and electric unit (control unit) ...
Parking brake switch
Component Function Check
1.CHECK PARKING BRAKE SWITCH OPERATION
Check that brake warning lamp in combination meter turns ON/OFF
when parking brake is actuated.
Is the inspection result normal?
...
Other materials:
Bcm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Brake pedal
Exploded View
WITHOUT BRAKE PEDAL POSITION SWITCH
Snap pin
Brake pedal assembly
Brake pedal pad
Stop lamp switch
Clip
Clevis pin
Apply multi-purpose grease.
WITH BRAKE PEDAL POSITION SWITCH
Snap pin
Brake pedal assembly
Brake pedal pad
Brake pedal position switch
...
Brake pedal position switch
Component Function Check
1.CHECK BRAKE PEDAL POSITION SWITCH FUNCTION
With CONSULT
Turn ignition switch ON.
Select “ENGINE” using CONSULT.
Select “BRAKE SW1” in “DATA MONITOR” mode.
Check “BRAKE SW1” indication under the following conditions.
...
